/// Set up a file reference, given a slot dir and project dir.
/// This means:
/// -# copy the file to slot dir, if reference is by copy
/// -# else make a soft link
static int setup_file(
const PROJECT* project, const FILE_INFO* fip, const FILE_REF& fref,
const std::string& file_path, const std::string& slot_dir, bool input
) {
int retval;
std::string link_path = slot_dir + std::string("/");
if (strlen(fref.open_name)) {
link_path += std::string(fref.open_name);
} else {
link_path += std::string(fip->name);
}
std::string rel_file_path = std::string("../../") + file_path;
// if anonymous platform, this is called even if not first time,
// so link may already be there
//
if (input && project->anonymous_platform && boinc_file_exists(link_path.c_str())) {
return 0;
}
if (fref.copy_file) {
if (input) {
retval = boinc_copy(file_path.c_str(), link_path.c_str());
if (retval) {
msg_printf(project, MSG_INTERNAL_ERROR,
"Can't copy %s to %s: %s", file_path.c_str(), link_path.c_str(),
boincerror(retval)
);
return retval;
}
}
return 0;
}
#ifdef _WIN32
retval = make_soft_link(project, link_path.c_str(), rel_file_path.c_str());
if (retval) return retval;
#else
if (project->use_symlinks) {
retval = symlink(rel_file_path.c_str(), link_path.c_str());
} else {
retval = make_soft_link(project, link_path.c_str(), rel_file_path.c_str());
}
if (retval) return retval;
#endif
#ifdef SANDBOX
return set_to_project_group(link_path.c_str());
#endif
return 0;
}
// write symlinks for project files.
// Note: it's conceivable that one physical file
// has several logical names, so try them all
//
int PROJECT::write_symlink_for_project_file(FILE_INFO* fip) {
char link_path[MAXPATHLEN], file_path[MAXPATHLEN];
unsigned int i;
for (i=0; i<project_files.size(); i++) {
FILE_REF& fref = project_files[i];
if (fref.file_info != fip) continue;
snprintf(link_path, sizeof(link_path), "%s/%s", project_dir(), fref.open_name);
snprintf(file_path, sizeof(file_path), "%s/%s", project_dir(), fip->name);
make_soft_link(this, link_path, file_path);
}
return 0;
}